Airmar B75Mw20 Tilt600WFlush-mounted bronze housing,tilted element inside the transducer accommodates all hull deadrises and eliminates the need for a fairing block. This broadband transducer is designed to allow both traditional and Spread Spectrum scanning when used with a compatible sonar like the GSD 26. It features a bronze, thru-hull mount design with 20 degree tilt and provides both depth and temperature data to your Garmin Marine NetworkMax Depth - 800Suppoarted DeadriseTransom Angles -